About Us

SDH Flow Controls is a manufacturer’s representative company based in Cincinnati, Ohio with more than 35 years of experience. Our focus is in the area of Valves, Automation and Flow. We represent several fine companies in a multi-state area throughout the Mid-West. We strive to meet the needs of the markets through our partners of high quality manufacturers. Our experience and focus in this market has helped us achieve a reputation for quality, service and dependability.

We provide specification support for a wide range of ball valves, butterfly valves (resilient, soft seated, lined, as well as high performance types).  In addition, we offer a full line of strainers (wye, basket, duplex and fabricated strainers as well as replacement screens and baskets).  An extensive offering of check valves (Double door, single door) and related flow control products are also available.


  • A wide assortment of ball valves (floating, three-piece, trunnion, metal seated ball valves, and other special ball valve offerings).
  • A vast offering of pneumatic automation, electric automation and valve accessories.
  • Manual valves as well as on-off and  actuated valves, modulating and control valves are also available.
  • Automation offerings in pneumatic and electric and specialty.
  • Extensive mounting kits and bracket capabilities for almost all valve and automation needs.

Valve Accessories and Controls:

  • Stocking Representative for VAC (Valve Accessories and Controls)
  • Pneumatic Positioner and Electro-Pneumatic Positioner  Series V100 and V200
  • Digital Positioners on the shelf.  Series D400
  • Extensive feedback options, R100 as well as 4-20 mA feedback units
  • Limit switches, and additional accessories and gauge options,


  • Sales and support for manufacturers represented.
  • Sales training and engineering support.
  • Seminars covering design and application capabilities.
  • Engineering and specification support.
  • SDH Flow Controls maintains specialized inventory in automation, controls, and positioner products.

Industry and Market Segmentation

  • SDH Flow Controls, LLC is experienced in a wide range of industries, including Process, Iron and Steel, Chemical, Pulp and Paper, Refining, just to name a few. SDH Flow Controls is a company with a proven history of knowledge, service and support.

SDH Flow Controls Mission Statement

  • It is our goal to provide our customers with exceptional service and support throughout the entire sales process. We strive to ensure a total quality experience from the specification and recommendation of products, with outstanding customer and factory support, with aggressive lead time and delivery, with exceptional product quality, and with a commitment to provide the highest quality service and support exceeding expectations both before and after the sale.

SDH Flow Controls Manufacturer Program

  • We have aligned ourselves with some of the most trusted names in the Flow Control Industry. It is our desire to continue to be on the leading edge of technology, innovative design and support to those industries that utilize flow control products. SDH Flow Controls works with manufacturers and end users to address and solve application challenges and to work toward trouble free installations for all products with all customers.

Primary Area of Responsibility:

SDH Flow Controls covers a main geographical area of Indiana, Ohio, Kentucky, Michigan and Western Pennsylvania.